ATI RN
MSN 570 Advanced Pathophysiology Final 2024
1. When does pain in the lower extremities due to peripheral artery disease usually worsen?
- A. with rest because blood flow decreases.
- B. with elevation of the extremity because blood is diverted away.
- C. when the leg is in a dependent position because blood pools.
- D. when the leg is touched or massaged because cytokines are released.
Correct answer: B
Rationale: Pain in the lower extremities due to peripheral artery disease usually worsens with elevation of the extremity because blood is diverted away from the affected area, leading to decreased perfusion and exacerbation of symptoms. Choices A, C, and D are incorrect because resting, dependent position, and touch/massage do not typically worsen the pain associated with peripheral artery disease.
2. Which patient is most likely to be diagnosed with complex regional pain syndrome II (CRPS II)?
- A. A patient who has experienced a spinal cord injury and reports severe, burning pain in his legs.
- B. A patient who reports severe pain in her hand following a surgery for carpal tunnel syndrome.
- C. A patient who develops pain in his foot following a fracture and immobilization with a cast.
- D. A patient who experiences chronic pain and swelling in his arm following a brachial plexus injury.
Correct answer: D
Rationale: Complex regional pain syndrome II (CRPS II) typically occurs after an injury to a peripheral nerve. In this case, a brachial plexus injury involves damage to the nerves that control muscles in the arm and hand, leading to chronic pain and swelling. Choices A, B, and C describe pain related to other conditions such as spinal cord injury, carpal tunnel surgery, and fracture immobilization, which are not typically associated with CRPS II.
3. What potential risk should the nurse identify as being associated with infliximab (Remicade) in the treatment of rheumatoid arthritis?
- A. Risk for infection
- B. Risk for decreased level of consciousness
- C. Risk for nephrotoxicity
- D. Risk for hepatotoxicity
Correct answer: A
Rationale: The correct answer is A: Risk for infection. Infliximab (Remicade) is a medication used to treat autoimmune conditions like rheumatoid arthritis. One of the main risks associated with infliximab is an increased susceptibility to infections due to its immunosuppressive effects. This drug works by targeting specific proteins in the body's immune system, which can weaken the body's ability to fight off infections. Choices B, C, and D are incorrect because infliximab is not typically associated with decreased level of consciousness, nephrotoxicity, or hepatotoxicity. It is important for healthcare providers to monitor patients on infliximab for signs of infection and educate them on the importance of infection prevention strategies.
4. A client presents to the emergency department with complaints of chest pain and shortness of breath. The client's ECG shows ST-segment elevation. What is the priority nursing intervention?
- A. Administer aspirin as prescribed.
- B. Prepare the client for emergent coronary angiography.
- C. Administer oxygen therapy.
- D. Initiate CPR.
Correct answer: B
Rationale: In a client presenting with chest pain, shortness of breath, and ST-segment elevation on ECG, the priority nursing intervention is to prepare the client for emergent coronary angiography. This procedure is crucial in diagnosing and treating acute myocardial infarction promptly. Administering aspirin (Choice A) is important but not the priority over emergent coronary angiography. Administering oxygen therapy (Choice C) is supportive but does not address the underlying cause of the ST-segment elevation. Initiating CPR (Choice D) is not the priority in this scenario as the client is stable and conscious.
5. A client with atrial fibrillation is at risk for which of the following complications?
- A. Deep vein thrombosis (DVT)
- B. Pulmonary embolism
- C. Hypertensive crisis
- D. Myocardial infarction
Correct answer: B
Rationale: Corrected Rationale: A client with atrial fibrillation is at increased risk of thromboembolism due to blood stasis in the atria. This can lead to the formation of blood clots, which may travel to the lungs and cause a pulmonary embolism. Pulmonary embolism is a serious complication of atrial fibrillation. Choices A, C, and D are incorrect because while atrial fibrillation can lead to complications such as stroke or heart failure, it is specifically associated with an increased risk of pulmonary embolism due to the clot formation associated with the condition.
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